UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z1KGczev/BDXlm93VZapM9Vgf/upP4PKqfMJPCk3wNM=' 
WHERE 
  key_id = 'eff8eddea4cc9200eb6d33920895d941fa375eac39c5edd5fe71699212332f87' 
  AND (
    token = 'z1KGczev/BDXlm93VZapM9Vgf/upP4PKqfMJPCk3wNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )